Jony Ive and Marc Newson's Red auction at Sotheby's New York – in pictures

The Red auction, a celebration of design and innovation, was curated by Jonathan Ive and Marc Newson with the help of musician Bono, took place on Saturday 23 November. A star-studded crowd of more than 1,000 guests helped raise $26m for The Global Fund to fight Aids, tuberculosis and malaria in Africa

Bono addresses the audience at the sale, which included Harrison Ford, John McEnroe, Terence Conran, Gayle King and Charlie Rose, not to mention Tim Cook and Laureen Powell Jobs. Photograph: Patrick McMullan Co/REX

A new Steinway piano that Ive and Newson redesigned to make the inside red. Chris Martin and Bono performed two songs 'just to prove that it works.' Bidding on the piano reached $1.6m. Photograph: Patrick McMullan Co./REX